the taliban says -- >> we've seen the worst so far. excessive heat warnings and advisories posted in 23 states. the heat in many areas could reach 115 degrees. the heat wave is being blamed for one death in madison county, illinois. in oklahoma it was so hot, that part of a highway buckled. look at that. motorist was hospitalized after his bike hit the buckled pavement. in arkansas several communities have opened cooling centers. good rule of thumb in this heat whatever you're doing don't overdo it. >> if you're going to go outside in heat like this better be drinking a lot of water before you come out. make sure you have some substance in your stomach or you might be going to the hospital. >> it was hard to stay focused because it was so hot out. >> dehydrated, exhausted, just tired. >> right now nearly 400,000 people in the chicago area are still without power following the worst storm in a decade. utility officials say it could be several days before many of those customers are back on-line. the video we're looking at here, i think